Solve the problem.Compute the instantaneous rate of change of the function at at x = a. 
A. 11
B. -42
C. 42
D. -6
Answer: D
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Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Solve the problem.Determine a polynomial that represents the area of the figure.
A. 6x2 + 8 B. 9x2 + 16 C. 9x2 - 16 D. 6x2 - 8
Round to the indicated place value.Round to the nearest ten: 19,188.40
A. 19,200 B. 19,100 C. 19,190
Solve the problem.A simplified economy is based on agriculture, manufacturing, and transportation. Each unit of agricultural output requires 
of its own output, 0.5 of manufacturing, and 
of transportation output. Each unit of manufacturing output requires 
of its own output, 0.1 of agricultural, and 
of transportation output. Each
unit of transportation output requires 
of its own output, 0.2 of agricultural, and 0.1 of manufacturing output. There is demand for 
of agricultural, 
of manufacturing, and 
of transportation output. How many units should each segment of the economy produce?
What will be an ideal response?